(eval-and-compile
(autoload 'message-make-message-id "message"))
+(defvar mml-generate-multipart-alist
+ '(("signed" . rfc2015-generate-signed-multipart)
+ ("encrypted" . rfc2015-generate-encrypted-multipart))
+ "*Alist of multipart generation functions.
+
+Each entry has the form (NAME . FUNCTION), where
+NAME: is a string containing the name of the part (without the
+leading \"/multipart/\"),
+FUNCTION: is a Lisp function which is called to generate the part.
+
+The Lisp function has to supply the appropriate MIME headers and the
+contents of this part.")
+
(defvar mml-syntax-table
(let ((table (copy-syntax-table emacs-lisp-mode-syntax-table)))
(modify-syntax-entry ?\\ "/" table)
(modify-syntax-entry ?\' " " table)
table))
+(defvar mml-boundary-function 'mml-make-boundary
+ "A function called to suggest a boundary.
+The function may be called several times, and should try to make a new
+suggestion each time. The function is called with one parameter,
+which is a number that says how many times the function has been
+called for this message.")
+
(defun mml-parse ()
"Parse the current buffer as an MML document."
(goto-char (point-min))
(cond
((cdr (assq 'buffer cont))
(insert-buffer-substring (cdr (assq 'buffer cont))))
- ((setq filename (cdr (assq 'filename cont)))
+ ((and (setq filename (cdr (assq 'filename cont)))
+ (not (equal (cdr (assq 'nofile cont)) "yes")))
(mm-insert-file-contents filename))
(t
(save-restriction
(cond
((cdr (assq 'buffer cont))
(insert-buffer-substring (cdr (assq 'buffer cont))))
- ((setq filename (cdr (assq 'filename cont)))
- (mm-insert-file-contents filename))
+ ((and (setq filename (cdr (assq 'filename cont)))
+ (not (equal (cdr (assq 'nofile cont)) "yes")))
+ (let ((coding-system-for-read mm-binary-coding-system))
+ (mm-insert-file-contents filename nil nil nil nil t)))
(t
(insert (cdr (assq 'contents cont)))))
(setq encoding (mm-encode-buffer type)
(insert (or (cdr (assq 'contents cont))))
(insert "\n"))
((eq (car cont) 'multipart)
- (let ((mml-boundary (mml-compute-boundary cont)))
- (insert (format "Content-Type: multipart/%s; boundary=\"%s\"\n"
- (or (cdr (assq 'type cont)) "mixed")
- mml-boundary))
- (insert "\n")
- (setq cont (cddr cont))
- (while cont
- (insert "\n--" mml-boundary "\n")
- (mml-generate-mime-1 (pop cont)))
- (insert "\n--" mml-boundary "--\n")))
+ (let* ((type (or (cdr (assq 'type cont)) "mixed"))
+ (handler (assoc type mml-generate-multipart-alist)))
+ (if handler
+ (funcall (cdr handler) cont)
+ ;; No specific handler. Use default one.
+ (let ((mml-boundary (mml-compute-boundary cont)))
+ (insert (format "Content-Type: multipart/%s; boundary=\"%s\"\n"
+ type mml-boundary))
+ (insert "\n")
+ (setq cont (cddr cont))
+ (while cont
+ (insert "\n--" mml-boundary "\n")
+ (mml-generate-mime-1 (pop cont)))
+ (insert "\n--" mml-boundary "--\n")))))
(t
(error "Invalid element: %S" cont))))
(defun mml-compute-boundary (cont)
"Return a unique boundary that does not exist in CONT."
- (let ((mml-boundary (mml-make-boundary)))
+ (let ((mml-boundary (funcall mml-boundary-function
+ (incf mml-multipart-number))))
;; This function tries again and again until it has found
;; a unique boundary.
(while (not (catch 'not-unique
(cond
((cdr (assq 'buffer cont))
(insert-buffer-substring (cdr (assq 'buffer cont))))
- ((setq filename (cdr (assq 'filename cont)))
+ ((and (setq filename (cdr (assq 'filename cont)))
+ (not (equal (cdr (assq 'nofile cont)) "yes")))
(mm-insert-file-contents filename))
(t
(insert (cdr (assq 'contents cont)))))
(goto-char (point-min))
(when (re-search-forward (concat "^--" (regexp-quote mml-boundary))
nil t)
- (setq mml-boundary (mml-make-boundary))
+ (setq mml-boundary (funcall mml-boundary-function
+ (incf mml-multipart-number)))
(throw 'not-unique nil))))
((eq (car cont) 'multipart)
(mapcar 'mml-compute-boundary-1 (cddr cont))))
t))
-(defun mml-make-boundary ()
- (concat (make-string (% (incf mml-multipart-number) 60) ?=)
- (if (> mml-multipart-number 17)
- (format "%x" mml-multipart-number)
+(defun mml-make-boundary (number)
+ (concat (make-string (% number 60) ?=)
+ (if (> number 17)
+ (format "%x" number)
"")
mml-base-boundary))
"Translate the current buffer from MML to MIME."
(message-encode-message-body)
(save-restriction
- (message-narrow-to-headers)
+ (message-narrow-to-headers-or-head)
(mail-encode-encoded-word-buffer)))
(defun mml-insert-mime (handle &optional no-markup)
(let (textp buffer)
;; Determine type and stuff.
(unless (stringp (car handle))
- (unless (setq textp (equal
- (car (split-string
- (car (mm-handle-type handle)) "/"))
- "text"))
+ (unless (setq textp (equal (mm-handle-media-supertype handle)
+ "text"))
(save-excursion
(set-buffer (setq buffer (generate-new-buffer " *mml*")))
(mm-insert-part handle))))
(unless no-markup
- (mml-insert-mml-markup handle buffer))
+ (mml-insert-mml-markup handle buffer textp))
(cond
((stringp (car handle))
(mapcar 'mml-insert-mime (cdr handle))
(insert "<#/multipart>\n"))
(textp
- (mm-insert-part handle)
+ (let ((text (mm-get-part handle))
+ (charset (mail-content-type-get
+ (mm-handle-type handle) 'charset)))
+ (insert (mm-decode-string text charset)))
(goto-char (point-max)))
(t
(insert "<#/part>\n")))))
-(defun mml-insert-mml-markup (handle &optional buffer)
+(defun mml-insert-mml-markup (handle &optional buffer nofile)
"Take a MIME handle and insert an MML tag."
(if (stringp (car handle))
- (insert "<#multipart type=" (cadr (split-string (car handle) "/"))
+ (insert "<#multipart type=" (mm-handle-media-subtype handle)
">\n")
- (insert "<#part type=" (car (mm-handle-type handle)))
+ (insert "<#part type=" (mm-handle-media-type handle))
(dolist (elem (append (cdr (mm-handle-type handle))
(cdr (mm-handle-disposition handle))))
(insert " " (symbol-name (car elem)) "=\"" (cdr elem) "\""))
(insert " disposition=" (car (mm-handle-disposition handle))))
(when buffer
(insert " buffer=\"" (buffer-name buffer) "\""))
+ (when nofile
+ (insert " nofile=yes"))
(when (mm-handle-description handle)
(insert " description=\"" (mm-handle-description handle) "\""))
- (equal (split-string (car (mm-handle-type handle)) "/") "text")
(insert ">\n")))
(defun mml-insert-parameter (&rest parameters)
(define-key map "p" 'mml-insert-part)
(define-key map "v" 'mml-validate)
(define-key map "P" 'mml-preview)
+ (define-key map "n" 'mml-narrow-to-part)
(define-key main "\M-m" map)
main))
("Insert"
["Multipart" mml-insert-multipart t]
["Part" mml-insert-part t])
+ ["Narrow" mml-narrow-to-part t]
["Quote" mml-quote-region t]
["Validate" mml-validate t]
["Preview" mml-preview t]))
;; Quote parts.
(while (re-search-forward
"<#/?!*\\(multipart\\|part\\|external\\)" nil t)
- (goto-char (match-beginning 1))
+ ;; Insert ! after the #.
+ (goto-char (+ (match-beginning 0) 2))
(insert "!")))))
(defun mml-insert-tag (name &rest plist)
"*MIME preview of ") (buffer-name))))
(erase-buffer)
(insert-buffer buf)
+ (if (re-search-forward
+ (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
+ (replace-match "\n"))
(mml-to-mime)
(unless raw
(run-hooks 'gnus-article-decode-hook)